讨论:氟
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氟属于维基百科自然科学主题的基础条目扩展。请勇于更新页面以及改进条目。 本条目页依照页面评级标准评为丙级。 本条目页属于下列维基专题范畴: |
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English Translation
编辑Flourine
Flourine is a halogen. Its symbol is F and its atomic number is 9.
Flourine has a voracious chemical nature. It is pale yellow in color. It exists normally as F2. It is the most electronegative element. It is also the strongest oxidizer. It is capable of forming compounds at room temperature with very many substances.
The word flourine comes from the Latin word fluere, meaning flow. The name was chosen because the element was used to help molten metals flow. Henri Moissan successfully isolated Flourine in 1886.
Uses
Flourine's uses include:
- The manufacture of HF: hydrofluoric acid.
- The manufacture of plastic cement.
- Sodium Flouride is used as an insecticide.
- Flouride compounds of tin (Stannous Flouride) and antimony are added to toothpaste and drinking water to help defend against dental caries, or cavities.
- Flourine gas is used to frost glass.
- Uranium Hexaflouride (UF6) is an important production cusp in the manufacture of enriched uranium.
- Flourine is present in Teflon.
- Flourine is present in Freon.
McDogm--205.188.116.204 21:17 2005年4月30日 (UTC)--205.188.116.204 02:28 2005年5月1日 (UTC)--205.188.116.204 02:50 2005年5月1日 (UTC)
对条目中的“通电发光”影片存疑
编辑依据此来源,所谓的氟气发光可能仅为氮气被激发的光辉,而非真正的氟气被激发。--DoroWolf(留言) 2023年9月23日 (六) 13:12 (UTC)